Bathtub



FIG. 1 is a perspective view taken from the top, front and right side of a bathtub embodying our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a cross-sectional view taken on line 3--3 of FIG. 2; and,

FIG. 4 is a cross-sectional view taken on line 4--4 of FIG. 2.

The fragmentary line representations of a mounting area in FIG. 1 and of dotted line holes shown in FIG. 1 are for the purpose of illustration only, and form no part of the claimed design. 

The ornamental design for a bathtub, as shown and described. 